CN210666721U - Special edge routing structure - Google Patents
Special edge routing structure Download PDFInfo
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- CN210666721U CN210666721U CN201920987363.7U CN201920987363U CN210666721U CN 210666721 U CN210666721 U CN 210666721U CN 201920987363 U CN201920987363 U CN 201920987363U CN 210666721 U CN210666721 U CN 210666721U
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Abstract
The utility model discloses a special edge wiring structure, which comprises a conductive film, an anisotropic conductive adhesive and a flexible circuit board; the anisotropic conductive adhesive is arranged on the conductive film, and the flexible circuit board is arranged on the anisotropic conductive adhesive; the conductive film comprises a substrate, a conductive layer and a film layer; the conductive layer is arranged on the substrate, and the film layer is arranged on the conductive layer; the special edge wiring structure has great flexibility, not only can be suitable for touch screens with various double-sided single-sided conductive film modes, but also is suitable for touch screens with single-sided conductive film modes and other product structures needing leads, and meanwhile, the width of a frame can be reduced, and the printing cost can be reduced.
Description
Technical Field
The utility model relates to a show technical field, especially a special edge walks line structure.
Background
The conductive film is a thin film having a conductive function. The conducting film that current touch-sensitive screen used divide into single face conducting film and two-sided conducting film, and the conducting film that current touch-sensitive screen used is the single face conducting film, and the line is walked to the edge and is used printing silver thick liquid to walk the line and FPC hot pressing mode, and two-sided conducting film if need print on both sides to carry out laser etching, because laser has the penetrability, can pass the membrane to another side and injure another side conducting layer in carrying out two-sided laser etching in-process laser, destroys back conducting layer structure, greatly increased the degree of difficulty of realizing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a special edge is walked line structure solves and utilizes laser etching to carry out the edge and walks the line and send out the problem that the mode can cause destruction to the back conducting layer among the prior art.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model discloses a special edge wiring structure, which comprises a conductive film, an anisotropic conductive adhesive and a flexible circuit board; the anisotropic conductive adhesive is arranged on the conductive film, and the flexible circuit board is arranged on the anisotropic conductive adhesive;
the conductive film comprises a substrate, a conductive layer and a film layer; the conducting layer is arranged on the base material, the film layer is preferably arranged on the conducting layer, and the conducting film is a single-sided conducting film or a double-sided conducting film.
Furthermore, the upper part of the conductive film is provided with a conductive flat cable, the conductive flat cable comprises a conductive bus and conductive branch lines, and the conductive bus is positioned at the edge of the conductive film and is connected with the plurality of conductive branch lines.
Further, the anisotropic conductive adhesive is coated on the lead bus.
The utility model has the advantages that: the special edge wiring structure has great flexibility, not only can be suitable for touch screens with various double-sided single-sided conductive film modes, but also is suitable for touch screens with single-sided conductive film modes and other product structures needing leads, and meanwhile, the width of a frame can be reduced, and the printing cost can be reduced.
Drawings
Fig. 1 is a plan view of the structure of the present invention.
3 fig. 3 2 3 is 3 a 3 cross 3- 3 sectional 3 view 3 along 3 a 3- 3 a 3 of 3 the 3 double 3- 3 sided 3 conductive 3 film 3 of 3 the 3 structure 3 of 3 the 3 present 3 invention 3. 3
3 fig. 3 3 3 is 3 a 3 cross 3- 3 sectional 3 view 3 along 3 a 3- 3 a 3 of 3 the 3 single 3- 3 sided 3 conductive 3 film 3 of 3 the 3 structure 3 of 3 the 3 present 3 invention 3. 3
Fig. 4 is a schematic view of a conductive flat cable.
Fig. 5 is a schematic structural view of a double-sided conductive film.
In the figure, 1-conductive film, 2-conductive flat cable, 3-flexible circuit board, 4-anisotropic conductive adhesive;
101-substrate, 102-conductive layer, 103-film layer.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
The first embodiment is as follows: referring to fig. 1, fig. 2, fig. 4 and fig. 5, a special edge routing structure includes a double-sided conductive film 1, a flexible circuit board 3 and a anisotropic conductive adhesive 4; the conductive film 1 includes a substrate 101, a conductive layer 102, and a film layer 103; the film layers 103 on the two sides are chemically etched, so that the conductive flat cables 2 on the upper and lower sides are respectively connected with the conductive layers 102 on the two sides, wherein the conductive flat cables 2 comprise conductive buses 202 and conductive branches 201, the conductive buses 202 are located at the edges of the double-sided conductive film 1 and connected with the conductive branches 201, the conductive buses 202 are coated with anisotropic conductive adhesives 4, and the anisotropic conductive adhesives 4 are provided with flexible circuit boards 3.
Example two: referring to fig. 1, 3 and 4, a special edge routing structure includes a single-sided conductive film 1, a flexible circuit board 3 and a anisotropic conductive adhesive 4; the conductive film 1 includes a substrate 101, a conductive layer 102, and a film layer 103; the film layer 103 is chemically etched, so that the conductive flat cable 2 is connected with the conductive layer 102, the conductive flat cable 2 comprises a conductive bus 202 and conductive branch lines 201, the conductive bus 202 is located at the edge of the conductive film 1 and is connected with the plurality of conductive branch lines 201, the anisotropic conductive adhesive 4 coats the conductive bus 202, and the flexible circuit board 3 is arranged on the anisotropic conductive adhesive 4.
It is obvious that the above described embodiments are only some examples of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
Claims (4)
1. A special edge routing structure is characterized in that: the flexible printed circuit board comprises a conductive film, anisotropic conductive glue and a flexible circuit board; the anisotropic conductive adhesive is arranged on the conductive film, and the flexible circuit board is arranged on the anisotropic conductive adhesive;
the conductive film comprises a substrate, a conductive layer and a film layer; the conducting layer is arranged on the substrate, and the film layer is arranged on the conducting layer.
2. The special edge routing structure of claim 1, wherein: the conductive film is a single-sided conductive film or a double-sided conductive film.
3. The special edge routing structure of claim 1, wherein: the upper part of the conductive film is provided with a conductive flat cable which comprises a conductive bus and conductive branch lines, and the conductive bus is positioned at the edge of the conductive film and connected with the plurality of conductive branch lines.
4. A special edge routing structure according to claim 3, wherein: the anisotropic conductive adhesive is coated on the conductive bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920987363.7U CN210666721U (en) | 2019-06-28 | 2019-06-28 | Special edge routing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920987363.7U CN210666721U (en) | 2019-06-28 | 2019-06-28 | Special edge routing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210666721U true CN210666721U (en) | 2020-06-02 |
Family
ID=70809580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920987363.7U Active CN210666721U (en) | 2019-06-28 | 2019-06-28 | Special edge routing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210666721U (en) |
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2019
- 2019-06-28 CN CN201920987363.7U patent/CN210666721U/en active Active
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